diff --git a/processing/src/main/java/io/druid/guice/ExtensionsConfig.java b/processing/src/main/java/io/druid/guice/ExtensionsConfig.java
index cc10189bc4f..89f75da0115 100644
--- a/processing/src/main/java/io/druid/guice/ExtensionsConfig.java
+++ b/processing/src/main/java/io/druid/guice/ExtensionsConfig.java
@@ -48,7 +48,7 @@ public class ExtensionsConfig
   @JsonProperty
   @NotNull
   private List<String> remoteRepositories = ImmutableList.of(
-      "http://repo1.maven.org/maven2/",
+      "https://repo1.maven.org/maven2/",
       "https://metamx.artifactoryonline.com/metamx/pub-libs-releases-local"
   );